ip::resolver_query

The ip::resolver_query_base class is used as a base for the ip::basic_resolver_query class templates to provide a common place to define the flag constants.

class resolver_query_base :
  public ip::resolver_base

Name	Description
flags	A bitmask type (C++ Std [lib.bitmask.types]).

Name	Description
~resolver_query_base	Protected destructor to prevent deletion through this type.

Name	Description
address_configured	Only return IPv4 addresses if a non-loopback IPv4 address is configured for the system. Only return IPv6 addresses if a non-loopback IPv6 address is configured for the system.
all_matching	If used with v4_mapped, return all matching IPv6 and IPv4 addresses.
canonical_name	Determine the canonical name of the host specified in the query.
numeric_host	Host name should be treated as a numeric string defining an IPv4 or IPv6 address and no name resolution should be attempted.
numeric_service	Service name should be treated as a numeric string defining a port number and no name resolution should be attempted.
passive	Indicate that returned endpoint is intended for use as a locally bound socket endpoint.
v4_mapped	If the query protocol family is specified as IPv6, return IPv4-mapped IPv6 addresses on finding no IPv6 addresses.

Header: asio/ip/resolver_query_base.hpp

Convenience header: asio.hpp